Information Journal Paper
APA:
CopyWATTERS, J.K., & BIERNACKI, P.. (1989). TARGETED SAMPLING: OPTIONS FOR THE STUDY OF HIDDEN POPULATIONS. SOCIAL PROBLEMS, 36(4), 416-430. SID. https://sid.ir/paper/583017/en
Vancouver:
CopyWATTERS J.K., BIERNACKI P.. TARGETED SAMPLING: OPTIONS FOR THE STUDY OF HIDDEN POPULATIONS. SOCIAL PROBLEMS[Internet]. 1989;36(4):416-430. Available from: https://sid.ir/paper/583017/en
IEEE:
CopyJ.K. WATTERS, and P. BIERNACKI, “TARGETED SAMPLING: OPTIONS FOR THE STUDY OF HIDDEN POPULATIONS,” SOCIAL PROBLEMS, vol. 36, no. 4, pp. 416–430, 1989, [Online]. Available: https://sid.ir/paper/583017/en